diff --git a/treetrie.c b/treetrie.c
index a5d21ca..cd25e9e 100644
--- a/treetrie.c
+++ b/treetrie.c
@@ -67,7 +67,7 @@ static tt_node_idx_t chain_pop(tt_arena_t *a, tt_free_chain_t *chain) {
 
 int tt_arena_init(tt_arena_t *a) {
   a->max_probe = 0;
-  a->table_length = 1048576;
+  a->table_length = 16384;
   a->table = calloc(a->table_length, sizeof(a->table[0]));
   a->headers = calloc(a->table_length, sizeof(a->headers[0]));
   a->nodes = calloc(a->table_length, sizeof(a->nodes[0]));